./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0730a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0730a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f30b944defc533c0c8d7b32fd32a0167e19c43437457905bc3a34530c4363136 ................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0730a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f30b944defc533c0c8d7b32fd32a0167e19c43437457905bc3a34530c4363136 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 18:59:49,340 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 18:59:49,341 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 18:59:49,396 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 18:59:49,397 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 18:59:49,398 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 18:59:49,400 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 18:59:49,402 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 18:59:49,404 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 18:59:49,405 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 18:59:49,407 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 18:59:49,408 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 18:59:49,408 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 18:59:49,411 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 18:59:49,413 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 18:59:49,415 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 18:59:49,420 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 18:59:49,425 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 18:59:49,427 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 18:59:49,430 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 18:59:49,438 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 18:59:49,445 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 18:59:49,446 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 18:59:49,447 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 18:59:49,451 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 18:59:49,454 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 18:59:49,454 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 18:59:49,456 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 18:59:49,457 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 18:59:49,458 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 18:59:49,460 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 18:59:49,461 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 18:59:49,462 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 18:59:49,463 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 18:59:49,465 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 18:59:49,466 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 18:59:49,466 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 18:59:49,467 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 18:59:49,467 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 18:59:49,468 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 18:59:49,469 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 18:59:49,469 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-21 18:59:49,511 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 18:59:49,512 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 18:59:49,512 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 18:59:49,512 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 18:59:49,513 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 18:59:49,514 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 18:59:49,514 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 18:59:49,514 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 18:59:49,515 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 18:59:49,515 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 18:59:49,515 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 18:59:49,515 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 18:59:49,516 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 18:59:49,516 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 18:59:49,516 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 18:59:49,516 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 18:59:49,516 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 18:59:49,517 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 18:59:49,517 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 18:59:49,517 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 18:59:49,518 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 18:59:49,518 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 18:59:49,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 18:59:49,518 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 18:59:49,519 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 18:59:49,519 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 18:59:49,519 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 18:59:49,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 18:59:49,520 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 18:59:49,520 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 18:59:49,520 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 18:59:49,520 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 18:59:49,521 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f30b944defc533c0c8d7b32fd32a0167e19c43437457905bc3a34530c4363136 [2021-10-21 18:59:49,760 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 18:59:49,781 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 18:59:49,783 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 18:59:49,785 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 18:59:49,785 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 18:59:49,786 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/float-newlib/double_req_bl_0730a.c [2021-10-21 18:59:49,862 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/data/f85a95624/4fe9ea50e10d4a76bb640288e0cc024c/FLAG353cb43c6 [2021-10-21 18:59:50,364 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 18:59:50,365 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/sv-benchmarks/c/float-newlib/double_req_bl_0730a.c [2021-10-21 18:59:50,371 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/data/f85a95624/4fe9ea50e10d4a76bb640288e0cc024c/FLAG353cb43c6 [2021-10-21 18:59:50,715 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/data/f85a95624/4fe9ea50e10d4a76bb640288e0cc024c [2021-10-21 18:59:50,717 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 18:59:50,719 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 18:59:50,720 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 18:59:50,720 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 18:59:50,731 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 18:59:50,732 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 06:59:50" (1/1) ... [2021-10-21 18:59:50,733 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73a7f97c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 06:59:50, skipping insertion in model container [2021-10-21 18:59:50,733 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 06:59:50" (1/1) ... [2021-10-21 18:59:50,746 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 18:59:50,785 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 18:59:50,988 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/sv-benchmarks/c/float-newlib/double_req_bl_0730a.c[3437,3450] [2021-10-21 18:59:50,996 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 18:59:51,004 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 18:59:51,066 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/sv-benchmarks/c/float-newlib/double_req_bl_0730a.c[3437,3450] [2021-10-21 18:59:51,067 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 18:59:51,081 INFO L208 MainTranslator]: Completed translation [2021-10-21 18:59:51,081 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 06:59:51 WrapperNode [2021-10-21 18:59:51,082 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 18:59:51,083 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 18:59:51,083 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 18:59:51,083 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 18:59:51,106 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 06:59:51" (1/1) ... [2021-10-21 18:59:51,126 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 06:59:51" (1/1) ... [2021-10-21 18:59:51,186 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 18:59:51,199 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 18:59:51,200 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 18:59:51,200 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 18:59:51,208 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 06:59:51" (1/1) ... [2021-10-21 18:59:51,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 06:59:51" (1/1) ... [2021-10-21 18:59:51,227 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 06:59:51" (1/1) ... [2021-10-21 18:59:51,229 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 06:59:51" (1/1) ... [2021-10-21 18:59:51,239 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 06:59:51" (1/1) ... [2021-10-21 18:59:51,260 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 06:59:51" (1/1) ... [2021-10-21 18:59:51,262 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 06:59:51" (1/1) ... [2021-10-21 18:59:51,266 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 18:59:51,267 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 18:59:51,267 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 18:59:51,267 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 18:59:51,268 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 06:59:51" (1/1) ... [2021-10-21 18:59:51,276 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 18:59:51,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 18:59:51,300 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-21 18:59:51,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-21 18:59:51,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 18:59:51,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 18:59:51,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-10-21 18:59:51,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-21 18:59:51,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-10-21 18:59:51,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 18:59:51,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 18:59:51,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-21 18:59:51,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-21 18:59:51,801 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 18:59:51,802 INFO L299 CfgBuilder]: Removed 18 assume(true) statements. [2021-10-21 18:59:51,803 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 06:59:51 BoogieIcfgContainer [2021-10-21 18:59:51,804 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 18:59:51,806 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-21 18:59:51,806 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-21 18:59:51,809 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-21 18:59:51,809 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 06:59:50" (1/3) ... [2021-10-21 18:59:51,810 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6789976d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 06:59:51, skipping insertion in model container [2021-10-21 18:59:51,810 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 06:59:51" (2/3) ... [2021-10-21 18:59:51,811 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6789976d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 06:59:51, skipping insertion in model container [2021-10-21 18:59:51,811 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 06:59:51" (3/3) ... [2021-10-21 18:59:51,812 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0730a.c [2021-10-21 18:59:51,828 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-21 18:59:51,828 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-21 18:59:51,874 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-21 18:59:51,881 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-21 18:59:51,881 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-21 18:59:51,897 INFO L276 IsEmpty]: Start isEmpty. Operand has 52 states, 50 states have (on average 1.64) internal successors, (82), 51 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 18:59:51,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-21 18:59:51,903 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 18:59:51,904 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 18:59:51,904 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 18:59:51,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 18:59:51,910 INFO L82 PathProgramCache]: Analyzing trace with hash -898135563, now seen corresponding path program 1 times [2021-10-21 18:59:51,919 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 18:59:51,920 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496989480] [2021-10-21 18:59:51,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 18:59:51,921 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 18:59:52,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 18:59:52,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 18:59:52,074 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 18:59:52,074 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1496989480] [2021-10-21 18:59:52,075 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1496989480] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 18:59:52,076 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 18:59:52,076 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 18:59:52,078 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334108967] [2021-10-21 18:59:52,082 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-21 18:59:52,083 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 18:59:52,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-21 18:59:52,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-21 18:59:52,101 INFO L87 Difference]: Start difference. First operand has 52 states, 50 states have (on average 1.64) internal successors, (82), 51 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 18:59:52,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 18:59:52,120 INFO L93 Difference]: Finished difference Result 102 states and 162 transitions. [2021-10-21 18:59:52,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-21 18:59:52,122 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2021-10-21 18:59:52,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 18:59:52,131 INFO L225 Difference]: With dead ends: 102 [2021-10-21 18:59:52,132 INFO L226 Difference]: Without dead ends: 49 [2021-10-21 18:59:52,135 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-21 18:59:52,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2021-10-21 18:59:52,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2021-10-21 18:59:52,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 48 states have (on average 1.4166666666666667) internal successors, (68), 48 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 18:59:52,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 68 transitions. [2021-10-21 18:59:52,175 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 68 transitions. Word has length 10 [2021-10-21 18:59:52,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 18:59:52,176 INFO L470 AbstractCegarLoop]: Abstraction has 49 states and 68 transitions. [2021-10-21 18:59:52,176 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 18:59:52,177 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 68 transitions. [2021-10-21 18:59:52,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-21 18:59:52,178 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 18:59:52,179 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 18:59:52,179 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-21 18:59:52,180 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 18:59:52,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 18:59:52,185 INFO L82 PathProgramCache]: Analyzing trace with hash -1657561708, now seen corresponding path program 1 times [2021-10-21 18:59:52,185 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 18:59:52,185 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546787200] [2021-10-21 18:59:52,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 18:59:52,186 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 18:59:52,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 18:59:52,306 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 18:59:52,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 18:59:52,454 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 18:59:52,459 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-21 18:59:52,461 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 18:59:52,464 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-21 18:59:52,470 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-21 18:59:52,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 06:59:52 BoogieIcfgContainer [2021-10-21 18:59:52,514 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-21 18:59:52,515 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 18:59:52,515 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 18:59:52,516 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 18:59:52,516 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 06:59:51" (3/4) ... [2021-10-21 18:59:52,519 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-21 18:59:52,520 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 18:59:52,522 INFO L168 Benchmark]: Toolchain (without parser) took 1802.15 ms. Allocated memory was 107.0 MB in the beginning and 159.4 MB in the end (delta: 52.4 MB). Free memory was 77.4 MB in the beginning and 81.1 MB in the end (delta: -3.7 MB). Peak memory consumption was 47.4 MB. Max. memory is 16.1 GB. [2021-10-21 18:59:52,523 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 107.0 MB. Free memory is still 64.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 18:59:52,526 INFO L168 Benchmark]: CACSL2BoogieTranslator took 361.83 ms. Allocated memory was 107.0 MB in the beginning and 159.4 MB in the end (delta: 52.4 MB). Free memory was 77.4 MB in the beginning and 131.4 MB in the end (delta: -54.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-21 18:59:52,528 INFO L168 Benchmark]: Boogie Procedure Inliner took 115.46 ms. Allocated memory is still 159.4 MB. Free memory was 131.4 MB in the beginning and 129.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 18:59:52,532 INFO L168 Benchmark]: Boogie Preprocessor took 67.01 ms. Allocated memory is still 159.4 MB. Free memory was 129.3 MB in the beginning and 127.8 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 18:59:52,533 INFO L168 Benchmark]: RCFGBuilder took 536.95 ms. Allocated memory is still 159.4 MB. Free memory was 127.2 MB in the beginning and 111.0 MB in the end (delta: 16.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-21 18:59:52,534 INFO L168 Benchmark]: TraceAbstraction took 708.61 ms. Allocated memory is still 159.4 MB. Free memory was 110.4 MB in the beginning and 81.6 MB in the end (delta: 28.8 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2021-10-21 18:59:52,535 INFO L168 Benchmark]: Witness Printer took 4.72 ms. Allocated memory is still 159.4 MB. Free memory was 81.6 MB in the beginning and 81.1 MB in the end (delta: 579.2 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 18:59:52,543 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 107.0 MB. Free memory is still 64.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 361.83 ms. Allocated memory was 107.0 MB in the beginning and 159.4 MB in the end (delta: 52.4 MB). Free memory was 77.4 MB in the beginning and 131.4 MB in the end (delta: -54.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 115.46 ms. Allocated memory is still 159.4 MB. Free memory was 131.4 MB in the beginning and 129.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 67.01 ms. Allocated memory is still 159.4 MB. Free memory was 129.3 MB in the beginning and 127.8 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 536.95 ms. Allocated memory is still 159.4 MB. Free memory was 127.2 MB in the beginning and 111.0 MB in the end (delta: 16.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 708.61 ms. Allocated memory is still 159.4 MB. Free memory was 110.4 MB in the beginning and 81.6 MB in the end (delta: 28.8 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. * Witness Printer took 4.72 ms. Allocated memory is still 159.4 MB. Free memory was 81.6 MB in the beginning and 81.1 MB in the end (delta: 579.2 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 162]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 144, overapproximation of someBinaryArithmeticDOUBLEoperation at line 38, overapproximation of bitwiseAnd at line 143. Possible FailurePath: [L22] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L157] double x = 1.0 / 0.0; [L25] double z; [L26] __int32_t sign = 0x80000000; [L27] __uint32_t r, t1, s1, ix1, q1; [L28] __int32_t ix0, s0, q, m, t, i; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L31] ieee_double_shape_type ew_u; [L32] ew_u.value = (x) [L33] EXPR ew_u.parts.msw [L33] (ix0) = ew_u.parts.msw [L34] EXPR ew_u.parts.lsw [L34] (ix1) = ew_u.parts.lsw [L37] COND TRUE (ix0 & 0x7ff00000) == 0x7ff00000 [L38] return x * x + x; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L158] double res = __ieee754_sqrt(x); [L136] __int32_t hx, lx; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L138] ieee_double_shape_type ew_u; [L139] ew_u.value = (x) [L140] EXPR ew_u.parts.msw [L140] (hx) = ew_u.parts.msw [L141] EXPR ew_u.parts.lsw [L141] (lx) = ew_u.parts.lsw [L143] hx &= 0x7fffffff [L144] hx |= (__uint32_t)(lx | (-lx)) >> 31 [L145] hx = 0x7ff00000 - hx [L146] return 1 - (int)((__uint32_t)(hx | (-hx)) >> 31); VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L161] COND TRUE !isinf_double(res) [L162] reach_error() VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 52 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 596.0ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 10.9ms, AutomataDifference: 51.3ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 11.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 71 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=52occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 21.3ms AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 16.2ms SsaConstructionTime, 137.7ms SatisfiabilityAnalysisTime, 48.5ms InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-10-21 18:59:52,597 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 18:59:54,977 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 18:59:54,980 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 18:59:55,036 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 18:59:55,036 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 18:59:55,041 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 18:59:55,042 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 18:59:55,047 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 18:59:55,052 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 18:59:55,057 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 18:59:55,059 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 18:59:55,060 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 18:59:55,061 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 18:59:55,063 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 18:59:55,065 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 18:59:55,069 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 18:59:55,071 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 18:59:55,073 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 18:59:55,084 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 18:59:55,091 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 18:59:55,093 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 18:59:55,094 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 18:59:55,098 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 18:59:55,099 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 18:59:55,108 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 18:59:55,108 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 18:59:55,109 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 18:59:55,111 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 18:59:55,111 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 18:59:55,112 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 18:59:55,113 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 18:59:55,114 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 18:59:55,115 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 18:59:55,116 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 18:59:55,117 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 18:59:55,118 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 18:59:55,119 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 18:59:55,119 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 18:59:55,119 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 18:59:55,121 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 18:59:55,121 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 18:59:55,122 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-10-21 18:59:55,164 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 18:59:55,164 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 18:59:55,165 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 18:59:55,165 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 18:59:55,167 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 18:59:55,167 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 18:59:55,167 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 18:59:55,167 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 18:59:55,168 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 18:59:55,168 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 18:59:55,169 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 18:59:55,169 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 18:59:55,169 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 18:59:55,169 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 18:59:55,170 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-21 18:59:55,170 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-21 18:59:55,170 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 18:59:55,170 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 18:59:55,171 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 18:59:55,171 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 18:59:55,171 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 18:59:55,171 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 18:59:55,171 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 18:59:55,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 18:59:55,172 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 18:59:55,172 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 18:59:55,172 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 18:59:55,173 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-21 18:59:55,173 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-21 18:59:55,173 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 18:59:55,173 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 18:59:55,173 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 18:59:55,174 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 18:59:55,174 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-21 18:59:55,174 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f30b944defc533c0c8d7b32fd32a0167e19c43437457905bc3a34530c4363136 [2021-10-21 18:59:55,536 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 18:59:55,560 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 18:59:55,563 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 18:59:55,564 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 18:59:55,566 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 18:59:55,567 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/float-newlib/double_req_bl_0730a.c [2021-10-21 18:59:55,636 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/data/bf163c56c/89b7bd81391c430ea45472b896839d95/FLAG69e6e9d40 [2021-10-21 18:59:56,231 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 18:59:56,232 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/sv-benchmarks/c/float-newlib/double_req_bl_0730a.c [2021-10-21 18:59:56,241 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/data/bf163c56c/89b7bd81391c430ea45472b896839d95/FLAG69e6e9d40 [2021-10-21 18:59:56,573 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/data/bf163c56c/89b7bd81391c430ea45472b896839d95 [2021-10-21 18:59:56,575 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 18:59:56,576 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 18:59:56,578 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 18:59:56,578 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 18:59:56,582 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 18:59:56,583 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 06:59:56" (1/1) ... [2021-10-21 18:59:56,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77f7ae0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 06:59:56, skipping insertion in model container [2021-10-21 18:59:56,584 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 06:59:56" (1/1) ... [2021-10-21 18:59:56,594 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 18:59:56,636 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 18:59:56,819 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/sv-benchmarks/c/float-newlib/double_req_bl_0730a.c[3437,3450] [2021-10-21 18:59:56,829 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 18:59:56,845 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 18:59:56,939 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/sv-benchmarks/c/float-newlib/double_req_bl_0730a.c[3437,3450] [2021-10-21 18:59:56,940 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 18:59:56,964 INFO L208 MainTranslator]: Completed translation [2021-10-21 18:59:56,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 06:59:56 WrapperNode [2021-10-21 18:59:56,966 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 18:59:56,966 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 18:59:56,967 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 18:59:56,967 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 18:59:56,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 06:59:56" (1/1) ... [2021-10-21 18:59:56,986 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 06:59:56" (1/1) ... [2021-10-21 18:59:57,022 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 18:59:57,022 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 18:59:57,023 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 18:59:57,023 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 18:59:57,031 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 06:59:56" (1/1) ... [2021-10-21 18:59:57,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 06:59:56" (1/1) ... [2021-10-21 18:59:57,037 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 06:59:56" (1/1) ... [2021-10-21 18:59:57,037 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 06:59:56" (1/1) ... [2021-10-21 18:59:57,049 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 06:59:56" (1/1) ... [2021-10-21 18:59:57,055 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 06:59:56" (1/1) ... [2021-10-21 18:59:57,057 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 06:59:56" (1/1) ... [2021-10-21 18:59:57,062 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 18:59:57,063 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 18:59:57,063 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 18:59:57,063 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 18:59:57,064 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 06:59:56" (1/1) ... [2021-10-21 18:59:57,083 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 18:59:57,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 18:59:57,105 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-21 18:59:57,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-21 18:59:57,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2021-10-21 18:59:57,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2021-10-21 18:59:57,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-21 18:59:57,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 18:59:57,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-21 18:59:57,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 18:59:57,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 18:59:57,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-21 18:59:57,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-21 19:00:01,226 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 19:00:01,227 INFO L299 CfgBuilder]: Removed 18 assume(true) statements. [2021-10-21 19:00:01,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:00:01 BoogieIcfgContainer [2021-10-21 19:00:01,229 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 19:00:01,244 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-21 19:00:01,245 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-21 19:00:01,247 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-21 19:00:01,248 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 06:59:56" (1/3) ... [2021-10-21 19:00:01,249 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@713a51c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:00:01, skipping insertion in model container [2021-10-21 19:00:01,249 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 06:59:56" (2/3) ... [2021-10-21 19:00:01,249 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@713a51c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:00:01, skipping insertion in model container [2021-10-21 19:00:01,250 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:00:01" (3/3) ... [2021-10-21 19:00:01,251 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0730a.c [2021-10-21 19:00:01,257 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-21 19:00:01,257 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-21 19:00:01,301 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-21 19:00:01,308 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-21 19:00:01,308 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-21 19:00:01,323 INFO L276 IsEmpty]: Start isEmpty. Operand has 52 states, 50 states have (on average 1.64) internal successors, (82), 51 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:00:01,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-21 19:00:01,328 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:00:01,328 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:00:01,329 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:00:01,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:00:01,334 INFO L82 PathProgramCache]: Analyzing trace with hash -898135563, now seen corresponding path program 1 times [2021-10-21 19:00:01,346 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-21 19:00:01,346 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1010262329] [2021-10-21 19:00:01,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:00:01,347 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-21 19:00:01,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/mathsat [2021-10-21 19:00:01,351 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-21 19:00:01,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-21 19:00:01,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:00:01,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-21 19:00:01,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:00:01,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:00:01,837 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-21 19:00:01,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:00:01,934 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-21 19:00:01,935 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1010262329] [2021-10-21 19:00:01,935 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1010262329] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-21 19:00:01,935 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:00:01,936 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-21 19:00:01,937 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217921889] [2021-10-21 19:00:01,942 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-21 19:00:01,942 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-21 19:00:01,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-21 19:00:01,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-21 19:00:01,963 INFO L87 Difference]: Start difference. First operand has 52 states, 50 states have (on average 1.64) internal successors, (82), 51 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:00:01,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:00:01,994 INFO L93 Difference]: Finished difference Result 102 states and 162 transitions. [2021-10-21 19:00:01,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-21 19:00:01,997 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2021-10-21 19:00:01,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:00:02,007 INFO L225 Difference]: With dead ends: 102 [2021-10-21 19:00:02,007 INFO L226 Difference]: Without dead ends: 49 [2021-10-21 19:00:02,010 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-21 19:00:02,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2021-10-21 19:00:02,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2021-10-21 19:00:02,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 48 states have (on average 1.4166666666666667) internal successors, (68), 48 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:00:02,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 68 transitions. [2021-10-21 19:00:02,041 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 68 transitions. Word has length 10 [2021-10-21 19:00:02,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:00:02,041 INFO L470 AbstractCegarLoop]: Abstraction has 49 states and 68 transitions. [2021-10-21 19:00:02,041 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:00:02,042 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 68 transitions. [2021-10-21 19:00:02,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-21 19:00:02,042 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:00:02,042 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:00:02,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-21 19:00:02,246 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/mathsat -unsat_core_generation=3 [2021-10-21 19:00:02,247 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:00:02,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:00:02,248 INFO L82 PathProgramCache]: Analyzing trace with hash -1657561708, now seen corresponding path program 1 times [2021-10-21 19:00:02,249 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-21 19:00:02,250 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1817689271] [2021-10-21 19:00:02,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:00:02,250 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-21 19:00:02,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/mathsat [2021-10-21 19:00:02,251 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-21 19:00:02,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-21 19:00:02,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:00:02,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 16 conjunts are in the unsatisfiable core [2021-10-21 19:00:02,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:00:03,130 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 48 [2021-10-21 19:00:03,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:00:03,765 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-21 19:00:04,233 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 89 [2021-10-21 19:00:12,562 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (or (not (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|)) (fp.add c_currentRoundingMode (fp.mul c_currentRoundingMode c_ULTIMATE.start___ieee754_sqrt_~x c_ULTIMATE.start___ieee754_sqrt_~x) c_ULTIMATE.start___ieee754_sqrt_~x))) (not (= (_ bv0 32) (bvadd (bvneg (bvlshr (let ((.cse0 (bvadd (_ bv2146435072 32) (bvneg (bvor (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|)) (bvlshr (let ((.cse1 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_5|))) (bvor .cse1 (bvneg .cse1))) (_ bv31 32))))))) (bvor .cse0 (bvneg .cse0))) (_ bv31 32))) (_ bv1 32)))))) is different from false [2021-10-21 19:00:26,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:00:26,438 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-21 19:00:26,439 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1817689271] [2021-10-21 19:00:26,439 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1817689271] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-21 19:00:26,439 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:00:26,439 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 15 [2021-10-21 19:00:26,440 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1690965136] [2021-10-21 19:00:26,441 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-10-21 19:00:26,442 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-21 19:00:26,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-10-21 19:00:26,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=152, Unknown=1, NotChecked=24, Total=210 [2021-10-21 19:00:26,444 INFO L87 Difference]: Start difference. First operand 49 states and 68 transitions. Second operand has 15 states, 15 states have (on average 1.5333333333333334) internal successors, (23), 15 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:00:28,569 WARN L860 $PredicateComparison]: unable to prove that (and (forall ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (or (not (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|)) (fp.add c_currentRoundingMode (fp.mul c_currentRoundingMode c_ULTIMATE.start___ieee754_sqrt_~x c_ULTIMATE.start___ieee754_sqrt_~x) c_ULTIMATE.start___ieee754_sqrt_~x))) (not (= (_ bv0 32) (bvadd (bvneg (bvlshr (let ((.cse0 (bvadd (_ bv2146435072 32) (bvneg (bvor (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|)) (bvlshr (let ((.cse1 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_5|))) (bvor .cse1 (bvneg .cse1))) (_ bv31 32))))))) (bvor .cse0 (bvneg .cse0))) (_ bv31 32))) (_ bv1 32)))))) (= c_ULTIMATE.start___ieee754_sqrt_~x (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode 1.0) (_ +zero 11 53))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from true [2021-10-21 19:00:35,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:00:35,095 INFO L93 Difference]: Finished difference Result 57 states and 75 transitions. [2021-10-21 19:00:35,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-21 19:00:35,096 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 1.5333333333333334) internal successors, (23), 15 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2021-10-21 19:00:35,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:00:35,097 INFO L225 Difference]: With dead ends: 57 [2021-10-21 19:00:35,098 INFO L226 Difference]: Without dead ends: 49 [2021-10-21 19:00:35,099 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 7554.0ms TimeCoverageRelationStatistics Valid=71, Invalid=241, Unknown=2, NotChecked=66, Total=380 [2021-10-21 19:00:35,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2021-10-21 19:00:35,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2021-10-21 19:00:35,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 48 states have (on average 1.3958333333333333) internal successors, (67), 48 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:00:35,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 67 transitions. [2021-10-21 19:00:35,107 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 67 transitions. Word has length 12 [2021-10-21 19:00:35,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:00:35,107 INFO L470 AbstractCegarLoop]: Abstraction has 49 states and 67 transitions. [2021-10-21 19:00:35,108 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 1.5333333333333334) internal successors, (23), 15 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:00:35,108 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2021-10-21 19:00:35,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-21 19:00:35,109 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:00:35,110 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:00:35,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2021-10-21 19:00:35,314 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/mathsat -unsat_core_generation=3 [2021-10-21 19:00:35,315 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:00:35,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:00:35,316 INFO L82 PathProgramCache]: Analyzing trace with hash 1423629871, now seen corresponding path program 1 times [2021-10-21 19:00:35,316 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-21 19:00:35,317 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1641268926] [2021-10-21 19:00:35,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:00:35,317 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-21 19:00:35,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/mathsat [2021-10-21 19:00:35,318 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-21 19:00:35,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-21 19:00:35,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:00:35,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-21 19:00:35,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:00:35,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:00:35,765 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-21 19:00:36,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:00:36,084 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-21 19:00:36,084 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1641268926] [2021-10-21 19:00:36,084 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1641268926] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-21 19:00:36,084 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:00:36,084 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-10-21 19:00:36,085 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731572319] [2021-10-21 19:00:36,085 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-21 19:00:36,085 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-21 19:00:36,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-21 19:00:36,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-21 19:00:36,087 INFO L87 Difference]: Start difference. First operand 49 states and 67 transitions. Second operand has 6 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:00:36,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:00:36,192 INFO L93 Difference]: Finished difference Result 49 states and 67 transitions. [2021-10-21 19:00:36,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-21 19:00:36,192 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2021-10-21 19:00:36,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:00:36,193 INFO L225 Difference]: With dead ends: 49 [2021-10-21 19:00:36,193 INFO L226 Difference]: Without dead ends: 0 [2021-10-21 19:00:36,193 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 325.4ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-21 19:00:36,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-21 19:00:36,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-21 19:00:36,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:00:36,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-21 19:00:36,194 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 14 [2021-10-21 19:00:36,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:00:36,195 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:00:36,195 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:00:36,195 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-21 19:00:36,195 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-21 19:00:36,198 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:00:36,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/mathsat -unsat_core_generation=3 (4)] Ended with exit code 0 [2021-10-21 19:00:36,412 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/mathsat -unsat_core_generation=3 [2021-10-21 19:00:36,414 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-21 19:00:36,416 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:00:36,447 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:00:36,450 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:00:36,454 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:00:36,455 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:00:36,455 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:00:36,457 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:00:36,458 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:00:36,459 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:00:36,460 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:00:38,697 INFO L857 garLoopResultBuilder]: For program point L44(lines 44 45) no Hoare annotation was computed. [2021-10-21 19:00:38,697 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-21 19:00:38,697 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-21 19:00:38,698 INFO L857 garLoopResultBuilder]: For program point L161(lines 161 164) no Hoare annotation was computed. [2021-10-21 19:00:38,698 INFO L857 garLoopResultBuilder]: For program point L95(lines 95 96) no Hoare annotation was computed. [2021-10-21 19:00:38,698 INFO L857 garLoopResultBuilder]: For program point L95-2(lines 95 96) no Hoare annotation was computed. [2021-10-21 19:00:38,698 INFO L853 garLoopResultBuilder]: At program point L87-2(lines 87 103) the Hoare annotation is: false [2021-10-21 19:00:38,698 INFO L857 garLoopResultBuilder]: For program point L87-3(lines 24 132) no Hoare annotation was computed. [2021-10-21 19:00:38,698 INFO L857 garLoopResultBuilder]: For program point L112(lines 112 117) no Hoare annotation was computed. [2021-10-21 19:00:38,699 INFO L857 garLoopResultBuilder]: For program point L137-1(lines 137 142) no Hoare annotation was computed. [2021-10-21 19:00:38,699 INFO L853 garLoopResultBuilder]: At program point L137-2(lines 137 142) the Hoare annotation is: (let ((.cse0 (let ((.cse1 (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0) (_ +zero 11 53)))) (fp.add roundNearestTiesToEven (fp.mul roundNearestTiesToEven .cse1 .cse1) .cse1)))) (and (= ULTIMATE.start_isinf_double_~x .cse0) (= |ULTIMATE.start___ieee754_sqrt_#res| .cse0))) [2021-10-21 19:00:38,699 INFO L857 garLoopResultBuilder]: For program point L137-3(lines 137 142) no Hoare annotation was computed. [2021-10-21 19:00:38,700 INFO L857 garLoopResultBuilder]: For program point L162(line 162) no Hoare annotation was computed. [2021-10-21 19:00:38,700 INFO L857 garLoopResultBuilder]: For program point L63(lines 63 66) no Hoare annotation was computed. [2021-10-21 19:00:38,700 INFO L857 garLoopResultBuilder]: For program point L30-1(lines 30 35) no Hoare annotation was computed. [2021-10-21 19:00:38,700 INFO L857 garLoopResultBuilder]: For program point L63-2(lines 63 66) no Hoare annotation was computed. [2021-10-21 19:00:38,700 INFO L853 garLoopResultBuilder]: At program point L30-2(lines 30 35) the Hoare annotation is: (and (= currentRoundingMode roundNearestTiesToEven) (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start___ieee754_sqrt_~x (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))))) [2021-10-21 19:00:38,701 INFO L857 garLoopResultBuilder]: For program point L30-3(lines 24 132) no Hoare annotation was computed. [2021-10-21 19:00:38,701 INFO L857 garLoopResultBuilder]: For program point L55-2(lines 55 56) no Hoare annotation was computed. [2021-10-21 19:00:38,701 INFO L853 garLoopResultBuilder]: At program point L55-3(lines 55 56) the Hoare annotation is: false [2021-10-21 19:00:38,701 INFO L857 garLoopResultBuilder]: For program point L55-4(lines 55 56) no Hoare annotation was computed. [2021-10-21 19:00:38,701 INFO L853 garLoopResultBuilder]: At program point L146(lines 135 147) the Hoare annotation is: (let ((.cse0 (let ((.cse4 (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0) (_ +zero 11 53)))) (fp.add roundNearestTiesToEven (fp.mul roundNearestTiesToEven .cse4 .cse4) .cse4)))) (and (= ULTIMATE.start_isinf_double_~x .cse0) (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (and (= |ULTIMATE.start_isinf_double_#res| (bvadd (bvneg (bvlshr (let ((.cse1 (bvadd (_ bv2146435072 32) (bvneg (bvor (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|)) (bvlshr (let ((.cse2 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_5|))) (bvor .cse2 (bvneg .cse2))) (_ bv31 32))))))) (bvor .cse1 (bvneg .cse1))) (_ bv31 32))) (_ bv1 32))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|)) (let ((.cse3 (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0) (_ +zero 11 53)))) (fp.add roundNearestTiesToEven (fp.mul roundNearestTiesToEven .cse3 .cse3) .cse3))))) (= |ULTIMATE.start___ieee754_sqrt_#res| .cse0))) [2021-10-21 19:00:38,702 INFO L857 garLoopResultBuilder]: For program point L113(lines 113 114) no Hoare annotation was computed. [2021-10-21 19:00:38,702 INFO L857 garLoopResultBuilder]: For program point L113-2(lines 113 114) no Hoare annotation was computed. [2021-10-21 19:00:38,702 INFO L857 garLoopResultBuilder]: For program point L105(lines 105 119) no Hoare annotation was computed. [2021-10-21 19:00:38,702 INFO L857 garLoopResultBuilder]: For program point L122(lines 122 123) no Hoare annotation was computed. [2021-10-21 19:00:38,702 INFO L857 garLoopResultBuilder]: For program point L122-2(lines 122 123) no Hoare annotation was computed. [2021-10-21 19:00:38,703 INFO L853 garLoopResultBuilder]: At program point L131(lines 24 132) the Hoare annotation is: (= |ULTIMATE.start___ieee754_sqrt_#res| (let ((.cse0 (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0) (_ +zero 11 53)))) (fp.add roundNearestTiesToEven (fp.mul roundNearestTiesToEven .cse0 .cse0) .cse0))) [2021-10-21 19:00:38,703 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-21 19:00:38,703 INFO L857 garLoopResultBuilder]: For program point L90(lines 90 99) no Hoare annotation was computed. [2021-10-21 19:00:38,703 INFO L857 garLoopResultBuilder]: For program point L90-2(lines 90 99) no Hoare annotation was computed. [2021-10-21 19:00:38,703 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 162) no Hoare annotation was computed. [2021-10-21 19:00:38,704 INFO L857 garLoopResultBuilder]: For program point L49(lines 49 60) no Hoare annotation was computed. [2021-10-21 19:00:38,704 INFO L857 garLoopResultBuilder]: For program point L49-2(lines 49 60) no Hoare annotation was computed. [2021-10-21 19:00:38,704 INFO L857 garLoopResultBuilder]: For program point L107(lines 107 118) no Hoare annotation was computed. [2021-10-21 19:00:38,704 INFO L857 garLoopResultBuilder]: For program point L41(lines 41 46) no Hoare annotation was computed. [2021-10-21 19:00:38,704 INFO L853 garLoopResultBuilder]: At program point L74-2(lines 74 84) the Hoare annotation is: false [2021-10-21 19:00:38,705 INFO L857 garLoopResultBuilder]: For program point L41-2(lines 41 46) no Hoare annotation was computed. [2021-10-21 19:00:38,705 INFO L857 garLoopResultBuilder]: For program point L74-3(lines 74 84) no Hoare annotation was computed. [2021-10-21 19:00:38,705 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-21 19:00:38,705 INFO L853 garLoopResultBuilder]: At program point L50-2(lines 50 54) the Hoare annotation is: false [2021-10-21 19:00:38,705 INFO L857 garLoopResultBuilder]: For program point L50-3(lines 50 54) no Hoare annotation was computed. [2021-10-21 19:00:38,706 INFO L857 garLoopResultBuilder]: For program point L42(lines 42 45) no Hoare annotation was computed. [2021-10-21 19:00:38,706 INFO L860 garLoopResultBuilder]: At program point L166(lines 149 167) the Hoare annotation is: true [2021-10-21 19:00:38,706 INFO L857 garLoopResultBuilder]: For program point L92(lines 92 93) no Hoare annotation was computed. [2021-10-21 19:00:38,706 INFO L857 garLoopResultBuilder]: For program point L125-1(lines 125 130) no Hoare annotation was computed. [2021-10-21 19:00:38,706 INFO L853 garLoopResultBuilder]: At program point L125-2(lines 125 130) the Hoare annotation is: false [2021-10-21 19:00:38,707 INFO L857 garLoopResultBuilder]: For program point L92-2(lines 92 93) no Hoare annotation was computed. [2021-10-21 19:00:38,707 INFO L857 garLoopResultBuilder]: For program point L125-3(lines 125 130) no Hoare annotation was computed. [2021-10-21 19:00:38,707 INFO L857 garLoopResultBuilder]: For program point L109(lines 109 117) no Hoare annotation was computed. [2021-10-21 19:00:38,707 INFO L857 garLoopResultBuilder]: For program point L76(lines 76 80) no Hoare annotation was computed. [2021-10-21 19:00:38,707 INFO L857 garLoopResultBuilder]: For program point L76-2(lines 76 80) no Hoare annotation was computed. [2021-10-21 19:00:38,712 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-21 19:00:38,721 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,722 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-21 19:00:38,723 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-21 19:00:38,727 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,727 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-21 19:00:38,727 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-21 19:00:38,728 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,729 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,729 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,729 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,729 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,729 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,730 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,730 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,731 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,731 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,731 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,732 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,732 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,732 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,732 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,732 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,735 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,735 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,735 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,735 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,736 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,736 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,736 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,736 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,736 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-21 19:00:38,737 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-21 19:00:38,737 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-21 19:00:38,737 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-21 19:00:38,737 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-21 19:00:38,738 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-21 19:00:38,738 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-21 19:00:38,738 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-21 19:00:38,738 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-21 19:00:38,739 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,739 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,739 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,739 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,739 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,740 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,740 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,740 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,740 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,740 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,741 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,741 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,741 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,741 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,741 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,741 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,745 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,745 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,746 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,746 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,746 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,746 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,746 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,747 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,747 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-21 19:00:38,747 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-21 19:00:38,747 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-21 19:00:38,748 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-21 19:00:38,748 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-21 19:00:38,748 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-21 19:00:38,748 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-21 19:00:38,748 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-21 19:00:38,749 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-21 19:00:38,749 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,749 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,749 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,749 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,750 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,750 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,750 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,750 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,750 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,751 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,751 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,751 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,751 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,751 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,751 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,752 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,753 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,753 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,753 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,754 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,754 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,754 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,754 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,754 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,754 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,755 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,755 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,755 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,755 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,755 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,756 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,756 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,756 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,757 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,757 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,757 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,757 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,757 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,757 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,758 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,758 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,758 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,758 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,759 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,759 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,759 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,759 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,759 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 07:00:38 BoogieIcfgContainer [2021-10-21 19:00:38,760 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-21 19:00:38,761 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 19:00:38,761 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 19:00:38,761 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 19:00:38,762 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:00:01" (3/4) ... [2021-10-21 19:00:38,765 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-21 19:00:38,793 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2021-10-21 19:00:38,794 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-10-21 19:00:38,794 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 19:00:38,795 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 19:00:38,820 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE())) [2021-10-21 19:00:38,820 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.mul~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) [2021-10-21 19:00:38,822 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.mul~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) && \result == ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.mul~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) [2021-10-21 19:00:38,823 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.mul~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_q#valueAsBitvector_5 : bv64 :: \result == ~bvadd64(~bvneg32(~bvlshr32(~bvor32(~bvadd64(2146435072bv32, ~bvneg32(~bvor32(~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_5[63:32]), ~bvlshr32(~bvor32(v_skolemized_q#valueAsBitvector_5[31:0], ~bvneg32(v_skolemized_q#valueAsBitvector_5[31:0])), 31bv32)))), ~bvneg32(~bvadd64(2146435072bv32, ~bvneg32(~bvor32(~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_5[63:32]), ~bvlshr32(~bvor32(v_skolemized_q#valueAsBitvector_5[31:0], ~bvneg32(v_skolemized_q#valueAsBitvector_5[31:0])), 31bv32)))))), 31bv32)), 1bv32) && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_5[63:63], v_skolemized_q#valueAsBitvector_5[62:52], v_skolemized_q#valueAsBitvector_5[51:0]) == ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.mul~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())))) && \result == ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.mul~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) [2021-10-21 19:00:38,872 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/witness.graphml [2021-10-21 19:00:38,872 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 19:00:38,880 INFO L168 Benchmark]: Toolchain (without parser) took 42302.75 ms. Allocated memory was 69.2 MB in the beginning and 83.9 MB in the end (delta: 14.7 MB). Free memory was 50.2 MB in the beginning and 60.5 MB in the end (delta: -10.3 MB). Peak memory consumption was 34.0 MB. Max. memory is 16.1 GB. [2021-10-21 19:00:38,881 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 69.2 MB. Free memory was 48.8 MB in the beginning and 48.8 MB in the end (delta: 54.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:00:38,882 INFO L168 Benchmark]: CACSL2BoogieTranslator took 388.34 ms. Allocated memory is still 69.2 MB. Free memory was 50.0 MB in the beginning and 50.3 MB in the end (delta: -327.9 kB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-21 19:00:38,882 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.37 ms. Allocated memory is still 69.2 MB. Free memory was 50.3 MB in the beginning and 48.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:00:38,883 INFO L168 Benchmark]: Boogie Preprocessor took 39.34 ms. Allocated memory is still 69.2 MB. Free memory was 48.2 MB in the beginning and 46.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:00:38,883 INFO L168 Benchmark]: RCFGBuilder took 4166.45 ms. Allocated memory is still 69.2 MB. Free memory was 46.1 MB in the beginning and 30.2 MB in the end (delta: 15.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-21 19:00:38,884 INFO L168 Benchmark]: TraceAbstraction took 37516.12 ms. Allocated memory was 69.2 MB in the beginning and 83.9 MB in the end (delta: 14.7 MB). Free memory was 50.5 MB in the beginning and 33.1 MB in the end (delta: 17.4 MB). Peak memory consumption was 30.7 MB. Max. memory is 16.1 GB. [2021-10-21 19:00:38,884 INFO L168 Benchmark]: Witness Printer took 117.90 ms. Allocated memory is still 83.9 MB. Free memory was 33.1 MB in the beginning and 60.5 MB in the end (delta: -27.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:00:38,887 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 69.2 MB. Free memory was 48.8 MB in the beginning and 48.8 MB in the end (delta: 54.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 388.34 ms. Allocated memory is still 69.2 MB. Free memory was 50.0 MB in the beginning and 50.3 MB in the end (delta: -327.9 kB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 55.37 ms. Allocated memory is still 69.2 MB. Free memory was 50.3 MB in the beginning and 48.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 39.34 ms. Allocated memory is still 69.2 MB. Free memory was 48.2 MB in the beginning and 46.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 4166.45 ms. Allocated memory is still 69.2 MB. Free memory was 46.1 MB in the beginning and 30.2 MB in the end (delta: 15.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 37516.12 ms. Allocated memory was 69.2 MB in the beginning and 83.9 MB in the end (delta: 14.7 MB). Free memory was 50.5 MB in the beginning and 33.1 MB in the end (delta: 17.4 MB). Peak memory consumption was 30.7 MB. Max. memory is 16.1 GB. * Witness Printer took 117.90 ms. Allocated memory is still 83.9 MB. Free memory was 33.1 MB in the beginning and 60.5 MB in the end (delta: -27.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 162]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 52 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 37412.6ms, OverallIterations: 3, TraceHistogramMax: 1, EmptinessCheckTime: 11.0ms, AutomataDifference: 8831.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 2284.3ms, InitialAbstractionConstructionTime: 10.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 135 SDtfs, 11 SDslu, 645 SDs, 0 SdLazy, 58 SolverSat, 2 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 5933.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 73 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 7879.5ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=52occurred in iteration=0, InterpolantAutomatonStates: 15, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 28.8ms AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 10 LocationsWithAnnotation, 10 PreInvPairs, 15 NumberOfFragments, 214 HoareAnnotationTreeSize, 10 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 45.6ms HoareSimplificationTime, 10 FomulaSimplificationsInter, 68 FormulaSimplificationTreeSizeReductionInter, 2232.3ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 35.9ms SsaConstructionTime, 790.8ms SatisfiabilityAnalysisTime, 24601.7ms InterpolantComputationTime, 36 NumberOfCodeBlocks, 36 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 66 ConstructedInterpolants, 13 QuantifiedInterpolants, 799 SizeOfPredicates, 20 NumberOfNonLiveVariables, 158 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 30]: Loop Invariant [2021-10-21 19:00:38,918 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,918 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-21 19:00:38,919 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-21 19:00:38,920 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,920 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-21 19:00:38,920 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 24]: Loop Invariant [2021-10-21 19:00:38,922 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,922 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,923 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,923 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,923 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,923 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,923 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,924 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,924 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,924 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,924 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,924 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,925 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,925 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,925 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,925 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: \result == ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.mul~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 50]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 135]: Loop Invariant [2021-10-21 19:00:38,926 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,926 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,927 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,927 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,927 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,927 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,927 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,928 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,928 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-21 19:00:38,928 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-21 19:00:38,928 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-21 19:00:38,929 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-21 19:00:38,929 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-21 19:00:38,929 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-21 19:00:38,929 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-21 19:00:38,929 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-21 19:00:38,930 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-21 19:00:38,930 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,930 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,930 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,930 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,931 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,931 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,931 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,931 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,931 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,932 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,932 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,932 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,932 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,932 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,932 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,933 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,935 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,935 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,935 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,936 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,936 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,936 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,936 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,936 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,937 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-21 19:00:38,937 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-21 19:00:38,937 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-21 19:00:38,937 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-21 19:00:38,937 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-21 19:00:38,938 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-21 19:00:38,938 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-21 19:00:38,938 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-21 19:00:38,939 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-21 19:00:38,940 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,940 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,940 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,941 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,941 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,941 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,941 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,941 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,942 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,942 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,942 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,942 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,942 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,942 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,943 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,943 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (x == ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.mul~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_q#valueAsBitvector_5 : bv64 :: \result == ~bvadd64(~bvneg32(~bvlshr32(~bvor32(~bvadd64(2146435072bv32, ~bvneg32(~bvor32(~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_5[63:32]), ~bvlshr32(~bvor32(v_skolemized_q#valueAsBitvector_5[31:0], ~bvneg32(v_skolemized_q#valueAsBitvector_5[31:0])), 31bv32)))), ~bvneg32(~bvadd64(2146435072bv32, ~bvneg32(~bvor32(~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_5[63:32]), ~bvlshr32(~bvor32(v_skolemized_q#valueAsBitvector_5[31:0], ~bvneg32(v_skolemized_q#valueAsBitvector_5[31:0])), 31bv32)))))), 31bv32)), 1bv32) && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_5[63:63], v_skolemized_q#valueAsBitvector_5[62:52], v_skolemized_q#valueAsBitvector_5[51:0]) == ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.mul~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())))) && \result == ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.mul~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 137]: Loop Invariant [2021-10-21 19:00:38,945 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,945 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,945 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,945 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,945 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,946 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,946 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,946 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,946 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,947 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,947 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,947 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,947 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,948 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,948 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,948 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,949 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,949 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,949 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,949 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,949 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,950 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,950 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,950 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,950 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,950 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,950 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,951 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,951 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,951 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,952 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-21 19:00:38,953 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.mul~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) && \result == ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.mul~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-21 19:00:39,076 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e777df7-cdf0-4abf-9bf4-23db0085938c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...